my kneecap is very painful.. dunno wat is the cause.. was sitting down then wanna stand up then feel the pain in the knee bone.. then cant stand.. so faster sitting down.. dunno wat is the cause.. is at the lower knee joint there.. haiz.. dunno.. might be old injury.. but i cant rmb is which kneecap that i injured before.. aiya.. dunno la.. can onli leave it as it is le.. got to go and bath.. is almost 1 am now.. tml lesson at 9am and i got to rush my research report.. got to stay up late le.. tml must go for lesson.. yes.. i'm must.. cann0t skip n pon le.. if not exam realli is die die die die...